[PATCH v3.5 18/19] rtlwifi: slight optimization of addr compare
From: Ding Tianhong <hidden>
Date: 2013-12-26 11:42:31
Also in:
linux-wireless, lkml
Subsystem:
networking drivers (wireless), the rest · Maintainers:
Johannes Berg, Linus Torvalds
Use possibly more efficient ether_addr_equal_unaligned instead of memcmp. Cc: Larry Finger <redacted> Cc: Chaoming Li <redacted> Cc: John W. Linville <redacted> Cc: linux-wireless@vger.kernel.org Cc: netdev@vger.kernel.org Cc: linux-kernel@vger.kernel.org Signed-off-by: Weilong Chen <redacted> Signed-off-by: Ding Tianhong <redacted> --- drivers/net/wireless/rtlwifi/cam.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/net/wireless/rtlwifi/cam.c b/drivers/net/wireless/rtlwifi/cam.c
index 0e510f7..0276153 100644
--- a/drivers/net/wireless/rtlwifi/cam.c
+++ b/drivers/net/wireless/rtlwifi/cam.c@@ -295,7 +295,7 @@ u8 rtl_cam_get_free_entry(struct ieee80211_hw *hw, u8 *sta_addr) /* Does STA already exist? */ for (i = 4; i < TOTAL_CAM_ENTRY; i++) { addr = rtlpriv->sec.hwsec_cam_sta_addr[i]; - if (memcmp(addr, sta_addr, ETH_ALEN) == 0) + if (ether_addr_equal_unaligned(addr, sta_addr)) return i; } /* Get a free CAM entry. */
@@ -335,7 +335,7 @@ void rtl_cam_del_entry(struct ieee80211_hw *hw, u8 *sta_addr) addr = rtlpriv->sec.hwsec_cam_sta_addr[i]; bitmap = (rtlpriv->sec.hwsec_cam_bitmap) >> i; if (((bitmap & BIT(0)) == BIT(0)) && - (memcmp(addr, sta_addr, ETH_ALEN) == 0)) { + (ether_addr_equal_unaligned(addr, sta_addr))) { /* Remove from HW Security CAM */ eth_zero_addr(rtlpriv->sec.hwsec_cam_sta_addr[i]); rtlpriv->sec.hwsec_cam_bitmap &= ~(BIT(0) << i);
--
1.8.0